Автор: Jeff Hentschel
Загружено: 2009-07-14
Просмотров: 100659
A rare look into a coal mine in Caryville, Tennessee
Горнодобывающие машины Monster — как работают драглайны
1970s “COAL MINER TODAY” UNDERGROUND COAL MINING INDUSTRY OCCUPATIONS MINE SAFETY JC10084
Digging for Hope: Inside an Ohio coal mine
Шахтеры в ловушке навсегда | Катастрофа на шахте Нокс
METROPOLITAN MINE UNDERGROUND
JGLSLW Store Norske
Скрытая правда о добыче угля | NACCO Natural Resources
Underground Mining with Sunrise Coal
Young coal mine workers l Hidden America: Children of the Mountains PART 5/6
Coal Miners
Underground with Resolution Copper
Tennessee Zinc Mining
Exploring the Mountain Chief Mine - The Upper Workings (Part 1 of 2)
6News Investigates: Coal's decline hits hardest in Eastern Appalachia
Underground Coal Mining
Continous Miner operator and a shuttle car
Underground Coal Mining
Зимние Кошмары, Снятые на Камеру!
Take A Ride Into A Mine (CBS News)
Underground Mining Equipment and Their Operations